ASTM A53 Standard ndiye mulingo wodziwika kwambiri wa chitoliro cha chitsulo cha kaboni, mosasamala kanthu za mapaipi opanda kaboni ndi machubu kapena mapaipi otenthetsera, mapaipi opanda kanthu ndi mapaipi okutidwa ndi zinki.

Chitoliro chakuda ndi Choviikidwa Choviikidwa mwadzina (pafupifupi) chapakhoma chopiringirira, kupindana, kupindika ndi zina zapadera ndipo ndi yoyenera kuwotcherera.Chitoliro chopitilira-Welded sichinapangidwe kuti chiwonjezeke.Utali uliwonse wa chitoliro uyenera kuyesedwa ndi hydrostatic test.Komanso, chitoliro chilichonse chidzawunikiridwa ndi njira yowunikira yosawononga molingana ndi machitidwe ofunikira.Kampani yathu ili ndi chidziwitso chochuluka cha mapaipi opanda mpweya wa carbon zaka zambiri ndipo tinali kuyang'anitsitsa pulogalamu iliyonse.

MITUNDU YA PIPI YA ASTM A53

Mitundu yotsatirayi ndi magiredi a chitoliro cha A53 akuphimbidwa mkati mwa izi:

• Mtundu F - Wowotcherera m'ng'anjo, wowotcherera mosalekeza Giredi A
• Type E- Electric-resistance-welded, Grade A ndi B
• Type S- Seamless, Magiredi A ndi B

Ngati muli ndi zomwe mukufuna, chonde titumizireni.